Odd Man Out - General Inteligence & Reasoning MCQ Questions and Answers

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Each section contains 100 MCQs on Odd Man Out .

Find the odd number / letters / word from the given alternative:

A) 121 B) 137 C) 153 D) 177 E) 183

Discuss

Answer & Solution

Answer: Option A

Solution:

121 is the only perfect square number in the group.

Find the odd number / letters / word from the given alternative:

A) 21 B) 69 C) 81 D) 83

Discuss

Answer & Solution

Answer: Option D

Solution:

Each of the numbers except 83, is divided by 3.

Find the odd number / letters / word from the given alternative:

A) 28 B) 45 C) 72 D) 81

Discuss

Answer & Solution

Answer: Option A

Solution:

In all other numbers, the sum of the digits is 9.

Find the odd number / letters / word from the given alternative:

A) 11 B) 13 C) 15 D) 17

Discuss

Answer & Solution

Answer: Option C

Solution:

Each of the number except 15, is a prime number.

Find the odd number / letters / word from the given alternative:

A) 361 B) 484 C) 566 D) 529

Discuss

Answer & Solution

Answer: Option C

Solution:

Each of the numbers except 566, is a perfect square.

Find the odd number / letters / word from the given alternative:

A) 2 B) 16 C) 56 D) 128

Discuss

Answer & Solution

Answer: Option C

Solution:

Each of the numbers except 56, can be expressed in terms of power of 2.

Find the odd number / letters / word from the given alternative:

A) 6895 B) 6958 C) 7948 D) 9783

Discuss

Answer & Solution

Answer: Option D

Solution:

In all the numbers, the sum of the digits is 28.

Find the odd number / letters / word from the given alternative:

A) 1236 B) 2346 C) 4566 D) 5686

Discuss

Answer & Solution

Answer: Option D

Solution:

In all other numbers, the first three digits are consecutive numerals.

Find the odd number / letters / word from the given alternative:

A) 369 B) 462 C) 761 D) 862

Discuss

Answer & Solution

Answer: Option C

Solution:

761 is the only prime number in the group.

100

Find the odd number / letters / word from the given alternative:

A) 7 B) 15 C) 31 D) 57

Discuss

Answer & Solution

Answer: Option D

Solution:

All other numbers expressed as a power of 2 minus one.
Thus, 7 = 2³ - 1, 15 = 2⁴ - 1, 31= 2⁵ - 1

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